Manufacturer Part Number
UC2843AD8TR
Manufacturer
Texas Instruments
Introduction
The UC2843AD8TR is a high-performance PWM controller designed for power supply control.
Product Features and Performance
Precision PWM control
Enhanced load response characteristics
Low startup and operating current
Trimmed oscillator discharge current
Internal soft-start
Undervoltage lockout with hysteresis
Double-pulse suppression
High current totem-pole output
Internally trimmed bandgap reference
Up to 500kHz operation
Product Advantages
High efficiency for reduced power consumption
Built-in features to enhance system reliability
Suitable for demanding applications due to wide temperature range operation
Automotive-grade product complying with AEC-Q100 standards
Key Technical Parameters
Voltage Input: -0.3V ~ 6.3V
Voltage Supply: 7.6V ~ 30V
Current Supply: 11 mA
Operating Temperature: -40°C ~ 85°C (TA)
Output frequency adjustable up to 500kHz
Quality and Safety Features
AEC-Q100 qualified for automotive applications
Overcurrent protection
Thermal shutdown feature for added safety
Compatibility
Compatible with a wide range of power supply designs due to its versatile input voltage range and flexible output configuration
Application Areas
Automotive power systems
Power supplies for industrial and consumer electronics
DC-DC converters
Battery chargers
Product Lifecycle
Currently active and not nearing discontinuation
Availability of replacements or upgrades should be checked with the manufacturer for future-proofing designs
Several Key Reasons to Choose This Product
Robust design suitable for automotive and industrial applications
Comprehensive protection features ensure long-term reliability
Industry-standard package and pinout for easy design-in
Supported by Texas Instruments' renowned design and technical resources
High integration reduces BOM count and simplifies circuit design